linux-kernel - Re: [PATCH 0/2] driver core: Fixes related to device links

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Message-ID: <20190212140924.GA14444@kroah.com>
Date:   Tue, 12 Feb 2019 15:09:24 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Lukas Wunner <lukas@...ner.de>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        Lucas Stach <l.stach@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH 0/2] driver core: Fixes related to device links

On Tue, Feb 12, 2019 at 01:01:13PM +0100, Rafael J. Wysocki wrote:
> Hi Greg at al,
> 
> These fix two issues on top of the recent device links material in
> driver-core/driver-core-next.  
> 
> The first one fixes a race condition that may trigger when
> __pm_runtime_set_status() is used incorrectly (that is, when it is
> called with PM-runtime enabled for the target device and working).
> 
> The second one fixes a supplier PM-runtime usage counter imbalance
> resulting from adding and removing (e.g. in the error code path) a
> stateless device link to it from within the consumer driver's probe
> callback.
> 
> Please refer to the patch changelogs for details.

Looks good, all now queued up, thanks.

greg k-h